Presentation of the economic upswing in the GDR, emphasizing the discovery of the process for the production of high-temperature lignite coke and the commissioning of the Lauchhammer large-scale coking plant.
2007
2024
1978
1944
1952
2019
1930
1943
1984
2018
1994
1973
2017
1931
2010
1939
1977
2009